Bing Autosuggest API returns search suggestions from a partial query — for search-box type-ahead completion.

Bing Computer Vision API analyzes images — OCR, object detection, face detection, scene captioning, content moderation.

Bing Custom Image Search restricts image search to a custom set of domains — the image counterpart of Bing Custom Search.

Bing Custom Search lets you define a custom domain subset and run Bing search against it — for vertical or enterprise search.

Custom Vision Prediction API runs inference using your trained Custom Vision model — upload an image, get classification labels and confidence scores.

Custom Vision Training API programmatically trains image-classification / object-detection models — create projects, upload labeled images, trigger training, publish iterations.

Bing Entity Search recognizes queries as named entities (people, places, organizations) and returns structured card info (description, image, related links).

Bing Local Business Search finds local businesses (restaurants, hotels, hospitals) by geographic query — returns business info, address, ratings.

Airtable API lets you use Airtable databases (spreadsheet-like collaborative DB) as backends — read/write records, fields, views; favorite of no-code teams.

Alchemy is a Web3 dev platform — Ethereum/Polygon/Arbitrum/Optimism/Solana node access + enhanced APIs (NFT, Token, Transfer, etc.).

Anthropic Claude API provides Claude 3.5 Sonnet / Claude 3 Opus large language models — known for alignment safety and long context (200K tokens).

Appwrite Server API is open-source Firebase alternative — auth, database, storage, functions, messaging integrated backend-as-a-service.

Asana API lets apps read and write tasks, projects, goals, and portfolios — the primary integration entry point for team collaboration.

AssemblyAI API provides enterprise-grade speech-to-text + LLM enhancements — real-time and batch transcription, speaker diarization, sentiment analysis, auto LLM summary.